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1.6g of an unknown monoprotic acid (HA) required 50.79 mL of a .35M NaOH solution to reach the equivalence point. Determine the molar mass of the acid and given that the pH at the half way point to the equivalence is 3.86. Calculate the Ka of the unknown acid.
Ethanol (C2H5OH) is produced from the fermentation of sucrose in the presence of enzymes. C12H22O11(aq) + H2O(g) > 4 C2H5OH(l) + 4 CO2(g)
Can someone please help me I need to A. Write the complete equation for each reaction that produced a precipitate
When 0.0200 mol gaseous NH3 and 0.0180 mol gaseous O2 are placed in a 1.00 L container at a certain temperature, the N2 concentration at equilibrium is 2.20Ã-10-3 M. Calculate Keq for the reaction at this temperature.
What is the correct order of the following inert electrolytes in their ability to increase the degree of dissociation of acetic acid?
Thermodynamic Processes. a volume of 20 cu ft of air at pressure of 50 psig is heated and expanded to 30 cu ft and 40psig find the change in the energy of air in joules.
Calculate how wide is the cloud of organisms at the time peak concentration takes place at the intake pipe.
How much 0.230M KOH is required to completely neutralize 55.0mL of 0.220M HClO4
It takes 1.35 kJ of energy to heat a sample of pure silver from 12.0°C to 15.5°C. Calculate the mass of the sample of silver.
Octane has a density of 0.692 g/mL at 20 C. How many grams of O_2 are required to burn 1.50 gal of C_8H_18?
Calculate the net charge of Aspartic Acid. Its given that Aspartic acid has a pK1 COOH at 1.99 and also a pK2 NH3 group at 9.90. PKr Side Chain is 3.90 (COOH) How do i find the net charge?
How much heat is required to vaporize 351 g of liquid ethanol at its boiling point.
What is theoretical yield of nitrogen monoxide in grams d. How many moles of excess reactant remain e. What is the % yield of the reaction
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